Home / 2,634.33-3,635.31-1,455.38

Finding the Fourth Proportional to 2,634.33, 3,635.31 and 1,455.38

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Solution

The fourth proportional to 2,634.33, 3,635.31 and 1,455.38 is: 2,008.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.33 : 3,635.31 = 1,455.38 : x
  2. Step 2: Convert to fraction form
    2,634.33/3,635.31 = 1,455.38/x
  3. Step 3: Cross multiply
    2,634.33x = 3,635.31 × 1,455.38
  4. Step 4: Simplify right side
    2,634.33x = 5,290,748.38
  5. Step 5: Solve for x
    x = 5,290,748.38/2,634.33
  6. Step 6: Final answer
    x = 2,008.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.